Question

If x + 1/x = 2 then the principal value of sin-1 x is​

Answer 1

Answer:

The principal value of sin-1 x = π / 2

Step-by-step explanation:

Answer 2

$\bold{If \: x + \frac{1}{x} = 2}$

$\bold{⇒x=1}$

$\small \bold{So \: the \: principal \: value \: of  \: \sin {}^{ - 1} \: x \: is \: \frac{\pi}{2} }$